24/7/365 Emergency

Cove Error Codes

Common error codes our technicians see in the field. Find your code, learn what it means, and book a diagnostic if you need one.

6-Month Warranty

24/7/365

Emergency

Service-call pricing

All tiers applied to the cost of the repair when work is done.

Standard
Most appliances + brands
$99
Luxury
High-end (Sub-Zero, Wolf, Miele, BlueStar, Thermador, etc.)
$125
Commercial
Walk-in coolers, commercial laundry, restaurant equipment
$175

Warranty: 6-month parts, 6-month labor. Technician quotes the repair on-site before any work.

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Below are 20 common Cove error codes our technicians see in the field, ordered by severity. Find your code, see what it typically means, and call us if you need expert help. transparent service-call pricing (applied to repair).

Critical (10)

— food spoiling, safety, or appliance unusable
CodeWhat it means
E0Water fill error: The dishwasher is not filling with water within the expected time.
Models: DW2450, DW2475
Fix: Technician will check water inlet valve, float switch, and water supply line.
E1Water drain error: The dishwasher is not draining water effectively.
Models: DW2450, DW2475
Fix: Technician will inspect drain pump, drain hose for obstructions, and air gap.
E2Water leak detected: The dishwasher has detected a leak and shut off to prevent further damage.
Models: DW2450, DW2475
Fix: Technician will locate and repair the source of the leak, often involving seals or hoses.
E6Main wash pump error: The pump responsible for circulating wash water is not working.
Models: DW2450, DW2475
Fix: Technician will diagnose and replace the main wash pump if faulty.
E8Overheating error: The dishwasher has detected a temperature exceeding safe operating limits.
Models: DW2450, DW2475
Fix: Technician will inspect heating element, thermostat, and control board for malfunctions.
EBCirculation pump error: The pump that circulates water during the wash cycle is faulty.
Models: DW2450, DW2475
Fix: Technician will diagnose and replace the circulation pump.
ECInlet valve failure: The valve controlling water entry into the dishwasher has failed.
Models: DW2450, DW2475
Fix: Technician will replace the water inlet valve.
EDDrain system blockage: An obstruction is preventing proper drainage.
Models: DW2450, DW2475
Fix: Technician will clear any blockages in the drain hose, pump, or filter.
EHHeating system fault: The dishwasher's heating element or related components are not functioning.
Models: DW2450, DW2475
Fix: Technician will test and replace the heating element or thermostat.
EIMotor fault: The motor for the circulation or drain pump is experiencing issues.
Models: DW2450, DW2475
Fix: Technician will diagnose the motor issue and replace the relevant pump.

Important (7)— needs service within days

CodeWhat it means
E3Water temperature error: The water is not reaching the required temperature for washing.
Models: DW2450, DW2475
Fix: Technician will check the water inlet valve, heating element, and temperature sensor.
E7Control panel communication error: The main control board is not communicating with the user interface.
Models: DW2450, DW2475
Fix: Technician will check wiring harnesses and potentially replace the main control board or user interface.
E9Door latch error: The dishwasher door is not latching securely.
Models: DW2450, DW2475
Fix: Technician will inspect and replace the door latch assembly if defective.
EAWater level sensor error: The sensor that monitors water level is malfunctioning.
Models: DW2450, DW2475
Fix: Technician will check the water level sensor and its connections.
EFSensor fault: A general sensor within the dishwasher has failed.
Models: DW2450, DW2475
Fix: Technician will identify the specific faulty sensor and replace it.
EJCommunication error between modules: Internal electronic components are not communicating.
Models: DW2450, DW2475
Fix: Technician will check wiring and potentially replace control modules.
ELOver-sudsing detected: Excessive suds are interfering with the wash cycle.
Models: DW2450, DW2475
Fix: Technician will check detergent dispenser and ensure correct detergent is used; may check pump.

Minor (3)— quality of life issue, can wait

CodeWhat it means
E4Drying system error: The drying function is not operating correctly.
Models: DW2450, DW2475
Fix: Technician will inspect the drying element, fan, and related sensors.
E5Rinse aid dispenser error: The rinse aid dispenser is not functioning properly.
Models: DW2450, DW2475
Fix: Technician will check the rinse aid dispenser mechanism for blockages or failure.
EKWater hardness sensor error: The sensor measuring water hardness is faulty.
Models: DW2450, DW2475
Fix: Technician will check and replace the water hardness sensor if necessary.

Don't see your Cove code?

Call us — we've seen most Cove codes in the field. transparent service-call pricing (applied to repair).

Error code meanings are based on field observation by our technicians. Some codes may indicate multiple underlying issues — a diagnostic visit confirms the root cause. We are an independent appliance repair service and not affiliated with Cove or its parent manufacturer. Codes shown reflect common scenarios across the Cove product line; specific behavior may vary by model year and configuration.

How our repair process works

Five steps from your first call to the warranty receipt. No surprises.

  1. 1

    Inspection

    Your technician examines the appliance, listens to your description, and notes the model + serial for parts lookup. Visual + audio-based diagnostics first — non-invasive.

  2. 2

    Diagnostics

    Targeted tests on the failing subsystem (compressor, control board, heating element, motor, etc.) to identify the exact root cause. You get a clear explanation, not jargon.

  3. 3

    Fix decision

    Up-front estimate before any work begins: cost, parts, and the realistic likelihood of success vs. recommending replacement on an old or uneconomical unit. You decide.

  4. 4

    Operational test

    After the repair we run the appliance through its normal cycle on-site — never "it should work now, call us if it doesn't." You sign off when it's actually working.

  5. 5

    Warranty + consultation

    Receipt with warranty terms in writing. Plus a quick walkthrough of how to extend the appliance's life (filter cleaning, drain maintenance, etc.) — included free.

What our customers say

Excellent4.8Verified Google Reviews
View all on Google
Sherri D'Alessandro

Sherri D'Alessandro

5 months ago
Google

Such a great company! They went above and beyond, very professional, and I will be recommending them to all my clients, friends and family!

Kevin Dvorscak

Kevin Dvorscak

9 months ago
Google

Sean was very knowledgeable and professional. He saved the day! Our dryer was no longer heating. He came out the same day and diagnosed a burnt out heating coil. He was able to get it replaced and back up and running in about an hour! Thanks again!

Bonnie Hall

Bonnie Hall

9 months ago
Google

Sean was efficient and considerate. Got our icemaker working, but also explained to me how to fix it, if it freezes. He was very knowledgeable in all things appliances any make and model!!!

Alfred Mapp

Alfred Mapp

a year ago
Google

I can't say enough about the service I received from Sean at STAR Appliance Repair fixing my dishwasher. Sean diagnosed the problem, available parts, and completed the service the following day all while giving me step by step instructions so I was aware of t…

Gidget Rao

Gidget Rao

6 years ago
Google

Our Samsung french door refrigerator had been icing up on the inside. Took a chance on this local repair company and what a blessing they were. I only had to wait 24 hours from the first call to have a repairman come to our home. I called on a Thursday to s…

Hours of Operation(all times EDT)

Mon8am–6pm EDT
Tue8am–6pm EDT
Wed8am–6pm EDT
Thu8am–6pm EDT
Fri8am–6pm EDT
Sat9am–4pm EDT
SunClosed
24/7/365 Emergency Service — live dispatcher answers around the clock. Emergency response within 4 hours in most service areas. When your appliance is down, we move fast.
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Weekend Service Available— we work Saturday and Sunday for operators who can't wait until Monday.
Office hours: Mon–Fri 7:30am–4:30pm EDT. Emergency dispatch available 24/7/365.

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